Affordable REST API proxy for legacy hotel PMS systems.
Solo founders building hospitality booking apps can't find affordable APIs to integrate with legacy hotel property management systems.
PMSProxy acts as a secure, hosted bridge translating modern REST calls into proprietary protocols for popular legacy PMS like Opera and Fidelio. Solo devs get instant connectivity without custom coding or expensive enterprise integrations. Scale effortlessly with usage-based pricing starting at pennies per call.
Solo founders and indie developers building hospitality booking apps
Solo-dev focused: pay-per-use with free tier for testing, no setup fees, supports 10+ legacy systems out-of-the-box.
professional
Generate and manage API keys with usage limits.
Standard REST endpoints for availability, rates, bookings mirroring PMS data.
Real-time metrics on API calls, errors, and costs.
Wizard to input PMS credentials and test connectivity.
Detailed logs and email alerts for integration failures.
Push PMS events like booking changes to your app.
Customizable rate limits per key.
Switch between PMS providers dynamically.
| Column | Type | Nullable |
|---|---|---|
| id | uuid | No |
| text | No | |
| stripe_id | text | Yes |
| Column | Type | Nullable |
|---|---|---|
| id | uuid | No |
| key_hash | text | No |
| user_id | uuid | No |
| name | text | No |
| usage_limit | int | Yes |
Relationships:
| Column | Type | Nullable |
|---|---|---|
| id | uuid | No |
| user_id | uuid | No |
| pms_type | text | No |
| credentials | text | No |
| status | text | No |
Relationships:
| Column | Type | Nullable |
|---|---|---|
| id | uuid | Yes |
| api_key_id | uuid | No |
| endpoint | text | No |
| timestamp | timestamp | No |
| success | bool | No |
Relationships:
/api/keysCreate new API key
/api/proxy/availabilityProxy PMS availability check
/api/connectionsSetup PMS connection
/api/usageFetch usage stats
Test only
| Month | Users | Conversion | MRR | ARR |
|---|---|---|---|---|
| Month 1 | 20 | 5% | $30 | $360 |
| Month 6 | 150 | 8% | $360 | $4,320 |
No custom code or enterprise costs. Affordable REST proxy for hotel systems.
Post in Indie Hackers and r/SaaS about beta access for hospitality devs; DM 10 founders from Product Hunt hospitality launches; Offer free Pro tier for case studies in exchange for testimonials.
Modern PMS
No legacy support
Legacy focus, 100x cheaper
Data on proxy usage patterns to auto-optimize integrations
Rise of indie booking apps post-Airbnb clones, legacy hotels slow to modernize
PMS protocol changes
Monitor + community alerts
Low adoption
Free tier + PH launch
Success: 5 express pain
Success: 2 paying users
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